BASF MasterSeal 590 (Waterplug)

is a single component hydraulic cement-based, fast-setting, repair mortar that instantly stops running water or active moisture seepage through holes or cracks in concrete or masonry. Easy to use; requires no special equipment. It is a powder that will typically set in 3 - 5 minutes when mixed with clean, potable water.

Unit Sizes

5 kg - Add to Cart
Product Code: 642580

Manufacturer's Website

Product Spec Sheet

Features and Benefits


• Chloride-free - Will not promote corrosion of reinforcement.
• Expands as it sets - Ensures a permanent watertight seal.
• Mechanical characteristic similar to concrete – expands and contracts with thermal movements
• Cost effective – only use what is necessary for job.
• Ultra-rapid setting - Instant leak plugging.
• Easy to apply – Mix with water